<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scale=no">
    <meta name="apple-mobile-web-app-capable" content="yes">
    <title>Touch App</title>
    <style>
        .t-block{
            width:200px;
            height:200px;
            margin:50px;
            background:#999;
            -webkit-user-drag:none;
        }
    </style>
</head>
<body>
<div id="app">
    <div id="target" class="t-block">Touch</div>
</div>
<script src="jquery-1.7.2.min.js"></script>
<script src="pinchzoom.min.js"></script>
<script>
    $(function(){
        $('#target').each(function(){
            new RTP.PinchZoom($(this),{});
        })
    })
</script>
</body>
</html>